Travel is all about leaving your comfort zone. Even to travel locally, you need to go outside.

But with the masses becoming exponentially more sedentary and with staycations on the rise, we’re collectively becoming a culture of people who just don’t get out enough. This isn’t good for our minds –- seeing new places and people and trying new things is integral to a developing mind. But this isn’t good for our physical health, either. AsapScience put this video together in an effort to explain what would happen to you if you stopped going outside entirely.

Spoiler alert: you’re going to want to go outside after watching this video.